Origem: Wikipédia, a enciclopédia livre.
Sycon esponja marinha da família Sycettidae .
Sycon abyssale Borojevic & Graat-Kleeton, 1965 Sycon album Tanita, 1942 Sycon ampulla (Haeckel, 1870) Sycon antarcticum (Jenkin, 1908) Sycon arcticum (Haeckel, 1870) Sycon asperum (Gibson, 1885) Sycon australe (Jenkin, 1908) Sycon barbadense (Schuffner, 1877) Sycon boreale (Schuffner, 1877) Sycon calcaravis Hozawa, 1929 Sycon caminatum Thacker, 1908 Sycon capricorn Wörheide & Hooper, 2003 Sycon carteri Dendy, 1893 Sycon ciliatum (Fabricius, 1780) Sycon coactum Urban, 1905 Sycon compactum Lambe, 1893 Sycon cylindricum Tanita, 1942 Sycon defendens Borojevic, 1967 Sycon digitiforme Hozawa, 1929 Sycon dunstervillia (Haeckel, 1872) Sycon eglintonensis Lambe, 1900 Sycon elegans (Bowerbank, 1845) Sycon ensiferum Dendy, 1892 Sycon escanabense Duplessis & Reiswig, 2000 Sycon faulkneri Ilan, Gugel, Galil & Janussen, 2003 Sycon formosum (Haeckel, 1870) Sycon frustulosum Borojevic & Peixinho, 1976 Sycon gelatinosum (Blainville, 1847) Sycon giganteum Dendy, 1892 Sycon globulatum Hozawa, 1929 Sycon grantioides Dendy, 1916 Sycon helleri (Lendenfeld, 1891) Sycon hozawai Breitfuss, 1932 Sycon humboldti Risso, 1826 Sycon inconspicuum (Lendenfeld, 1885) Sycon incrustans Breitfuss, 1898 Sycon karajakense Breitfuss, 1897 Sycon kerguelense Urban, 1908 Sycon lambei Dendy & Row, 1913 Sycon lendenfeldi Row & Hozawa, 1931 Sycon lingua (Haeckel, 1870) Sycon luteolum Tanita, 1942 Sycon matsushimense Tanita, 1940 Sycon mexico Hozawa, 1940 Sycon minutum Dendy, 1892 Sycon misakiensis Hozawa, 1929 Sycon mundulum Lambe, 1900 Sycon munitum Jenkin, 1908 Sycon natalense Borojevic, 1967 Sycon okadai Hozawa, 1929 Sycon ornatum Kirk, 1898 Sycon parvulum (Preiwisch, 1904) Sycon pedicellatum Kirk, 1911 Sycon pentactinalis Rossi, Farina, Borojevic & Klautau, 2006 Sycon plumosum Tanita, 1943 Sycon proboscideum Breitfuss, 1898 Sycon proboscideum (Haeckel, 1870) Sycon protectum Lambe, 1896 Sycon pulchrum Tanita, 1943 Sycon quadrangulatum (Schmidt, 1868) Sycon ramosum (Smith in Haeckel, 1872) Sycon ramsayi (Lendenfeld, 1885) Sycon raphanus Schmidt, 1862 Sycon rotundum Tanita, 1941 Sycon satsumense Hozawa, 1929 Sycon scaldiense (Van Koolwijk, 1982) Sycon schmidti (Haeckel, 1872) Sycon schuffneri Dendy & Row, 1913 Sycon setosum Schmidt, 1862 Sycon simushirensis Hozawa, 1918 Sycon stauriferum (Preiwisch, 1904) Sycon subhispidum (Carter, 1886) Sycon sycandra (Lendenfeld, 1895) Sycon tabulatum (Schuffner, 1877) Sycon tenellum Lendenfeld, 1891 Sycon tuba Lendenfeld, 1891 Sycon urugamii Tanita, 1940 Sycon verum Row & Hozawa, 1931 Sycon vigilans Sarà & Gaino, 1971 Sycon villosum (Haeckel, 1870) Sycon yatsui Hozawa, 1929 Van Soest, R.W.M, Boury-Esnault, N., Hooper, J.N.A., Rützler, K, de Voogd, N.J., Alvarez, B., Hajdu, E., Pisera, A.B., Vacelet, J., Manconi, R., Schoenberg, C., Janussen, D., Tabachnick, K.R., Klautau, M. (2008). World Porifera database . Avaliada online em http://www.marinespecies.org/porifera . Visitada em 5 de maio de 2009. 
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